#genus_Vipera__Vipera  type genus of the Viperidae
  supertype:  reptile_genus__reptilegenu  a genus of reptiles
  member of:  family_Viperidae
  member:  common_viper__adder__Vipera_berus  small terrestrial viper common in northern Eurasia
  member:  asp_viper__aspviper__asp__Vipera_aspis  of southern Europe; similar to but smaller than the adder

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